duckduckgo/zeroclickinfo-spice — pull request #917 by mintsoft (2014-06-29 21:36:42+00:00)
Title: IPLookup: First rough version based on RobTex's API

**What does your instant answer do?**
Reverse DNS from IP to domain name

**What problem does your instant answer solve (Why is it better than organic links)?**

**What is the data source for your instant answer? (Provide a link if possible)**
RobTex.com API

**Why did you choose this data source?**
Available!

**Are there any other alternative (better) data sources?**
Not that we know of

**What are some example queries that trigger this instant answer?**
reverse dns 123.45.67.89

**Which communities will this instant answer be especially useful for? (gamers, book lovers, etc)**
sysadmin/network geeks

**Is this instant answer connected to a DuckDuckHack [instant answer idea](https://duck.co/ideas)?**

**Which existing instant answers will this one supersede/overlap with?**
None that I know of

**Are you having any problems? Do you need our help with anything?**

![image](https://cloud.githubusercontent.com/assets/978048/3424536/8cb81c9e-ffd4-11e3-9026-bf36142cb546.png)

## Checklist
Please place an 'X' where appropriate.

```
[x] Added metadata and attribution information
[x] Wrote test file and added to t/ directory
[x] Verified that instant answer adheres to design guidelines(https://github.com/duckduckgo/duckduckgo-documentation/blob/master/duckduckhack/styleguides/design_styleguide.md)
[x] Tested cross-browser compatability

Please let us know which browsers/devices you've tested on:
- Windows 8
[] Google Chrome
[] Firefox
[] Opera
[] IE 10

- Windows 7
[x] Google Chrome
[x] Firefox
[x] Opera
[] IE 8
[] IE 9
[] IE 10
[x] IE 11

- Windows XP
[] IE 7
[] IE 8

- Mac OSX
[] Google Chrome
[] Firefox
[] Opera
[] Safari

- iOS (iPhone)
[] Safari Mobile
[] Google Chrome
[] Opera

- iOS (iPad)
[] Safari Mobile
[] Google Chrome
[] Opera

- Android
[] Firefox
[] Native Browser
[] Google Chrome
[] Opera
```